打开 webapps\jor\tools\toolsbar.jsp， 追加 下面黑色部分的代码，就行了
src='tools/images/preview.gif' /></button>
<button onclick ='jatoolsbar.exportAs("xls")' title='导出成Excel' class="toolbutton" ><img src='tools/images/xls.gif' /></button>
<button onclick ='jatoolsbar.exportAs("xlsn")' title='导出成多页Excel' class="toolbutton" ><img src='tools/images/xls.gif' /></button>
<button onclick ='jatoolsbar.exportAs("pdf")' title='导出成PDF' class="toolbutton" ><img src='tools/images/pdf.gif' /></button>
<button onclick ='jatoolsbar.exportAs("rtf")' title='导出成Word' class="toolbutton" ><img src='tools/images/word.gif' /></button>
